Winco Medical Books. <br/><br/>
USMLE step 1 :  sketchy medical 2019. Microbiology, pharmacology, pathology / 
Winco Medical Books. 
 - Karachi :  Winco Medical Books,  2019. 
 - 287 
<br/><br/><label>LC Class. No.: </label>R 834.5  / .W56 2019